/*
 * Copyright 1999-2004 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
// Class header file.
#include "XercesDOMFormatterWalker.hpp"


// Xerces header files...
#include <xercesc/dom/DOMElement.hpp>


#include <xalanc/PlatformSupport/AttributeListImpl.hpp>
#include <xalanc/PlatformSupport/DOMStringHelper.hpp>
#include <xalanc/PlatformSupport/FormatterListener.hpp>


#include "XercesNamedNodeMapAttributeList.hpp"


XALAN_CPP_NAMESPACE_BEGIN


XercesDOMFormatterWalker::XercesDOMFormatterWalker(FormatterListener& 	formatterListener) :
	XercesDOMWalker(),
	m_formatterListener(formatterListener)
{
}


XercesDOMFormatterWalker::~XercesDOMFormatterWalker()
{
}


bool
XercesDOMFormatterWalker::startNode(const DOMNodeType*	node)
{
	assert(node != 0);

	switch(node->getNodeType())
	{
	case DOMNodeType::COMMENT_NODE:
		{
			m_formatterListener.comment(node->getNodeValue());
		}
		break;

	case DOMNodeType::DOCUMENT_FRAGMENT_NODE:
		// ??
		break;

	case DOMNodeType::DOCUMENT_NODE:
		m_formatterListener.startDocument();
		break;

	case DOMNodeType::ELEMENT_NODE:
		{
			const DOMElementType* const		theElementNode =
#if defined(XALAN_OLD_STYLE_CASTS)
				(const DOMElementType*)node;
#else
				static_cast<const DOMElementType*>(node);
#endif

			const DOMNamedNodeMapType* const	atts = theElementNode->getAttributes();
			assert(atts != 0);

			XercesNamedNodeMapAttributeList		theAttributeList(atts);

			m_formatterListener.startElement(
					theElementNode->getNodeName(),
					theAttributeList);
		}
		break;

	case DOMNodeType::PROCESSING_INSTRUCTION_NODE:
		{
			m_formatterListener.processingInstruction(
					node->getNodeName(),
					node->getNodeValue());
		}
		break;

	case DOMNodeType::CDATA_SECTION_NODE:
		{
			const XMLCh* const	data = node->getNodeValue();

			assert(length(data) == FormatterListener::size_type(length(data)));

			m_formatterListener.cdata(data, FormatterListener::size_type(length(data)));
		}
		break;

	case DOMNodeType::TEXT_NODE:
		{
			const XMLCh* const	data = node->getNodeValue();

			assert(length(data) == FormatterListener::size_type(length(data)));

			m_formatterListener.characters(data, FormatterListener::size_type(length(data)));
		} 
		break;

	case DOMNodeType::ENTITY_REFERENCE_NODE:
		m_formatterListener.entityReference(node->getNodeName());
		break;

	default:
		// Do nothing...
		break;
	}

	return false;
}


bool
XercesDOMFormatterWalker::endNode(const DOMNodeType*	node)
{
	assert(node != 0);

	switch(node->getNodeType())
	{
	case DOMNodeType::DOCUMENT_NODE:
		m_formatterListener.endDocument();
		break;

	case DOMNodeType::ELEMENT_NODE:
		m_formatterListener.endElement(node->getNodeName());
		break;

	default:
		// Do nothing
		break;
	}

	return false;
}


XALAN_CPP_NAMESPACE_END